On a sultry morning in June 1975 two FBI agents assigned to the Pine Ridge Reservation near Rapid City, South Dakota, followed a station wagon onto Indian land somewhere between the little towns of Oglala and Pine Ridge, two traditional Lakota Sioux communities thought to be harboring American Indian Movement (AIM) agitators and generally hostile to outside law enforcement agencies…. [They] suddenly found themselves parked in a wood-lined field and fired upon from a nearby hill by an unspecified number of angry Indians….

In the Spirit of Crazy Horse revolves around [the murder of the two FBI agents], the ensuing manhunt, the trials of the three men eventually charged with the crimes, and the highly suspect conviction of one, AIM member Leonard Peltier, now serving two consecutive life terms for murder. Through meticulous examination of the evidence presented in court, extensive interviews with the accused, law enforcement agencies, defense...